.about {
  font-family: oppo;
  width: 100%;

  .header {
    width: 100%;
    background-image: url('https://cdn.jsdelivr.net/gh/Redloney/CDN@1.2/static/gif/street.gif');
    background-position: 50% 50%;
    background-size: cover;
    background-attachment: fixed;
    background-repeat: no-repeat;
    height: 600px;
    position: relative;
    display: grid;
    place-items: center;
    justify-content: center;

    .center {
      width: 300px;
      position: relative;
      z-index: 1;
      font-weight: bold;
      color: #fff;
      text-align: center;
      user-select: none;
      padding: 0 50px;

      h1 {
        color: #fff;
        font-size: 45px;
        text-shadow: 0 0px 5px #000;
        margin-bottom: 5px;
      }

      span {
        font-size: 15px;
        font-weight: bold;
        text-shadow: 0 0px 5px #000;
      }
    }


    &:after {
      content: "";
      background: rgb(32 54 86 / 43%);
      display: block;
      height: 100%;
      left: 0;
      top: 0;
      position: absolute;
      width: 100%;
      backdrop-filter: saturate(180%) blur(15px);
      -webkit-backdrop-filter: saturate(130%) blur(15px);
    }

    .wave-svg {
      position: absolute;
      bottom: 0;
      z-index: 1;

      path {
        fill: #fff;
      }
    }
  }

  .content {
    max-width: 800px;
    margin: auto;
    border-bottom: 1px solid rgba(135, 150, 165, .075);
    padding-bottom: 20px;
    padding: 15px;

    .title {
      border-left: 4px solid rgb(70 81 97);
      width: auto;
      font-weight: 600;
      padding: 5px 20px;
      margin: 20px 10px 15px 0;
      font-size: 1.5rem;
    }

    .desc {
      color: #333;

      blockquote {
        margin: 60px 10px;
        padding: 0 0 0 100px;
        position: relative;

        &:before {
          position: absolute;
          color: #ccc;
          content: "\201C";
          position: absolute;
          display: block;
          top: 0;
          left: 0;
          width: 60px;
          height: 60px;
          font-size: 70px;
          line-height: 60px;
          color: #bfbfbf;
          font-family: sans-serif;
          text-align: center;
          z-index: 1;
        }
      }

      .part {
        h3 {
          border-left: 4px solid rgb(70 81 97);
          width: auto;
          padding: 5px 20px;
          margin: 20px 10px 15px 0;
          font-size: 1rem;
          font-weight: 700;
        }

        P {
          margin: 0 0 3rem 0;
          padding: 15px 30px 15px 20px;
          font-size: 14px;
          line-height: 2em;
        }

        ol {
          list-style: decimal;
          padding: 5px 20px;
          border-radius: 3px;
          padding-left: 35px;
          margin: 30px 0;

          li {
            font-size: 14px;
            padding: 15px 0;
            line-height: 25px;
            position: relative;
          }

          li::marker {
            color: #ff3366;
          }
        }
      }
    }
  }
}